13420 Commits

Author SHA1 Message Date
Mauro Carvalho Chehab
fad956fc5c dt-bindings: reserved-memory: ramoops: update ramoops.yaml references
Changeset 89a5bf0f22fd ("dt-bindings: reserved-memory: ramoops: Convert txt bindings to yaml")
renamed: Documentation/devicetree/bindings/reserved-memory/ramoops.txt
to: Documentation/devicetree/bindings/reserved-memory/ramoops.yaml.

Update the cross-references accordingly.

Fixes: 89a5bf0f22fd ("dt-bindings: reserved-memory: ramoops: Convert txt bindings to yaml")
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Reviewed-by: David Heidelberg <david@ixit.cz>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/bccd9c181b68a1ebbaefd5dcce63e1b8a4b1596c.1634630486.git.mchehab+huawei@kernel.org
2021-10-19 11:54:16 -05:00
Manivannan Sadhasivam
8135cc5b27 MAINTAINERS: Update the entry for MHI bus
Since Hemant is not carrying out any maintainership duties let's make
him as a dedicated reviewer. Also add the new mailing lists dedicated
for MHI in subspace mailing list server.

Reviewed-by: Hemant Kumar <hemantk@codeaurora.org>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/20211019133901.173966-1-manivannan.sadhasivam@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-19 15:49:14 +02:00
Greg Kroah-Hartman
6bce28cb49 First set of IIO new device and feature support for the 5.16 cycle
Counter subsystem changes now sent separately.
 
 This has been a busy cycle, so lots here and a few more stragglers to
 come next week.
 
 Big new feature in this cycle is probably output buffer support.
 This has been in the works for a very long time so it's great to see
 Mihail pick up the challenge and build upon his predecessors work to finally
 bring this feature to mainline.
 
 New device support
 ------------------
 
 * adi,adxl313
   - New driver and dt bindings for this low power accelerometer.
 * adi,adxl355
   - New driver and dt bindings for this accelerometer.
   - Later series adds buffer support.
 * asahi-kasei,ak8975
   - Minor additions to driver to support ak09916
 * aspeed,aspeed-adc
   - Substantial rework plus feature additions to add support for the
     ast2600 including a new dt bindings doc.
 * atmel,at91_sama5d2
   - Rework and support introduced for the sama7g5 parts.
 * maxim,max31865
   - New driver and bindings for this RTD temperature sensor chip.
 * nxp,imx8qxp
   - New driver and bindings for the ADC found on the i.MX 8QuadXPlus Soc.
 * senseair,sunrise
   - New driver and bindings for this family of carbon dioxide gas sensors.
 * sensiron,scd4x
   - New driver and bindings for this carbon dioxide gas sensor.
 
 New features
 ------------
 
 * Output buffer support.  Works in a similar fashion to input buffers, but
   in this case userspace pushes data into the kfifo which is then drained
   to the device when a trigger occurs.  Support added to the ad5766 DAC
   driver.
 * Core, devm_iio_map_array_register() to avoid need for
   devm_add_action_or_reset() based cleanup in fully managed allocation
   drivers.
 * Core iio_push_to_buffers_with_ts_unaligned() function to safely handle a
   few drivers where it really hard to ensure the correct data alignment in
   an iio_push_to_buffers_with_timestamp() call. Note this uses a bounce
   buffer so should be avoided whenever possible.  Used in the ti,adc108s102,
   invense,mpu3050 and adi,adis16400.  This closes the last   known set
   of drivers with alignment issues at this interface.
 * maxim,max1027
   - Substantial rework to this driver main target of which was supporting
     use of other triggers than it's own EOC interrupt.
   - Transfer optimization.
 * nxp,fxls8962af
   - Threshold even support including using it as a wakeup source.
 
 Cleanups, minor fixes etc
 -------------------------
 
 Chances of a common type to multiple drivers:
 
 * devm_ conversion and drop of .remove() callbacks in:
   - adi,ad5064
   - adi,ad7291
   - adi,ad7303
   - adi,ad7746
   - adi,ad9832
   - adi,adis16080
   - dialog,da9150-gpadc
   - intel,mrfld_adc
   - marvell,berlin2
   - maxim,max1363
   - maxim,max44000
   - nuvoton,nau7802
   - st_sensors (includes a lot of rework!)
   - ti,ads8344
   - ti,lp8788
 
 * devm_platform_ioremap_resource() used to reduce boilerplate
   - cirrus,ep93xx
   - rockchip,saradc
   - stm,stm32-dac
 
 * Use dev_err_probe() in more places to both not print on deferred probe and
   ensure a reason for the deferral is available for debug purposes.
   - adi,ad8801
   - capella,cm36651
   - linear,ltc1660
   - maxim,ds4424
   - maxim,max5821
   - microchip,mcp4922
   - nxp,lpc18xx
   - onnn,noa1305
   - st,lsm9ds0
   - st,st_sensors
   - st,stm32-dac
   - ti,afe4403
   - ti,afe4404
   - ti,dac7311
 
 * Drop error returns in SPI and I2C remove() functions as they are ignored and
   long term plan is to change these all over to returning void. In some cases
   these patches just make it 'obvious' they always return 0 where it was the
   case before but not easy to tell.
   - adi,ad5380
   - adi,ad5446
   - adi,ad5686
   - adi,ad5592r
   - bosch,bma400
   - bosch,bmc150
   - fsl,mma7455
   - honeywell,hmc5843
   - kionix,kxsd9
   - maxim,max5487
   - meas,ms5611
   - ti,afe4403
 
 Driver specific changes
 
 * adi,ad5770r
   - Bring driver inline with documented bindings.
 * adi,ad7746
   - Trivial style fix
 * adi,ad7949
   - Express some magic values as the underlying parts via new #defines.
   - Make it work with SPI controllers that don't support 14 or 16 bit messages
   - Support selection of voltage reference from dt including expanding the
     dt-bindings to cover this new functionality.
 * adi,ad799x
   - Implement selection of external reference voltage on AD7991, AD7995 and
     AD7999.
   - Add missing dt-bindings doc for devices supported by this driver.
 * adi,adislib
   - Move interrupt startup to better location in startup flow.
   - Handle devices that cannot mask/unmask the drdy pin and must instead mask
     at the interrupt controller.  Applies to the adis16460 and adis16475 from
     which we then drop equivalent code.
 * adi,ltc2983
   - Add support for optional reset pin.
   - Fail to probe if no channels specified in dt binding.
 * asahi-kasei,ak8975
   - dt-binding additions of missing vid-supply regulator.
 * aspeed,aspeed-adc
   - Typo fix.
 * fsl,mma7660
   - Mark acpi_device_id table __maybe_unused to avoid build warning.
 * fsl,imx25-gcq
   - Avoid initializing regulators that aren't used.
 * invensense,mpu3050
   - Drop a dead protection against a clash with the old input driver.
 * invensense,mpu6050
   - Rework code to not use strcpy() and hence avoid possibility of wrong sized
     buffers. Note this wasn't a bug, but the new code is a lot more readable.
   - Mark acpi_device_id table __maybe_unused to avoid build warning.
 * kionix,kxcjk1013
   - dt-binding addition to note it supports interrupts.
 * marvell,berlin2-adc
   - Enable COMPILE_TEST building.
 * maxim,max1027
   - Avoid returning success in an error path.
 * nxp,imx8qxp
   - Fix warning when runtime pm not enabled via __maybe_unused.
 * ricoh,rn5t618
   - Use the new devm_iio_map_array_register() instead of open coding the same.
 * samsung,exynos_adc
   - Improve kconfig help text.
 * st,lsm6dsx
   - Move max_fifo_size into the fifo_ops structure where the other configuration
     parameters are found.
 * st,st_sensors:
   - Reorder to ensure we turn the power off after removing userspace interfaces.
 * senseair,sunrise
   - Add missing I2C dependency.
 * ti,twl6030
   - Small code tidy up.
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Merge tag 'iio-for-5.16a-split-take4' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next

Jonathan writes:

First set of IIO new device and feature support for the 5.16 cycle

Counter subsystem changes now sent separately.

This has been a busy cycle, so lots here and a few more stragglers to
come next week.

Big new feature in this cycle is probably output buffer support.
This has been in the works for a very long time so it's great to see
Mihail pick up the challenge and build upon his predecessors work to finally
bring this feature to mainline.

New device support
------------------

* adi,adxl313
  - New driver and dt bindings for this low power accelerometer.
* adi,adxl355
  - New driver and dt bindings for this accelerometer.
  - Later series adds buffer support.
* asahi-kasei,ak8975
  - Minor additions to driver to support ak09916
* aspeed,aspeed-adc
  - Substantial rework plus feature additions to add support for the
    ast2600 including a new dt bindings doc.
* atmel,at91_sama5d2
  - Rework and support introduced for the sama7g5 parts.
* maxim,max31865
  - New driver and bindings for this RTD temperature sensor chip.
* nxp,imx8qxp
  - New driver and bindings for the ADC found on the i.MX 8QuadXPlus Soc.
* senseair,sunrise
  - New driver and bindings for this family of carbon dioxide gas sensors.
* sensiron,scd4x
  - New driver and bindings for this carbon dioxide gas sensor.

New features
------------

* Output buffer support.  Works in a similar fashion to input buffers, but
  in this case userspace pushes data into the kfifo which is then drained
  to the device when a trigger occurs.  Support added to the ad5766 DAC
  driver.
* Core, devm_iio_map_array_register() to avoid need for
  devm_add_action_or_reset() based cleanup in fully managed allocation
  drivers.
* Core iio_push_to_buffers_with_ts_unaligned() function to safely handle a
  few drivers where it really hard to ensure the correct data alignment in
  an iio_push_to_buffers_with_timestamp() call. Note this uses a bounce
  buffer so should be avoided whenever possible.  Used in the ti,adc108s102,
  invense,mpu3050 and adi,adis16400.  This closes the last   known set
  of drivers with alignment issues at this interface.
* maxim,max1027
  - Substantial rework to this driver main target of which was supporting
    use of other triggers than it's own EOC interrupt.
  - Transfer optimization.
* nxp,fxls8962af
  - Threshold even support including using it as a wakeup source.

Cleanups, minor fixes etc
-------------------------

Chances of a common type to multiple drivers:

* devm_ conversion and drop of .remove() callbacks in:
  - adi,ad5064
  - adi,ad7291
  - adi,ad7303
  - adi,ad7746
  - adi,ad9832
  - adi,adis16080
  - dialog,da9150-gpadc
  - intel,mrfld_adc
  - marvell,berlin2
  - maxim,max1363
  - maxim,max44000
  - nuvoton,nau7802
  - st_sensors (includes a lot of rework!)
  - ti,ads8344
  - ti,lp8788

* devm_platform_ioremap_resource() used to reduce boilerplate
  - cirrus,ep93xx
  - rockchip,saradc
  - stm,stm32-dac

* Use dev_err_probe() in more places to both not print on deferred probe and
  ensure a reason for the deferral is available for debug purposes.
  - adi,ad8801
  - capella,cm36651
  - linear,ltc1660
  - maxim,ds4424
  - maxim,max5821
  - microchip,mcp4922
  - nxp,lpc18xx
  - onnn,noa1305
  - st,lsm9ds0
  - st,st_sensors
  - st,stm32-dac
  - ti,afe4403
  - ti,afe4404
  - ti,dac7311

* Drop error returns in SPI and I2C remove() functions as they are ignored and
  long term plan is to change these all over to returning void. In some cases
  these patches just make it 'obvious' they always return 0 where it was the
  case before but not easy to tell.
  - adi,ad5380
  - adi,ad5446
  - adi,ad5686
  - adi,ad5592r
  - bosch,bma400
  - bosch,bmc150
  - fsl,mma7455
  - honeywell,hmc5843
  - kionix,kxsd9
  - maxim,max5487
  - meas,ms5611
  - ti,afe4403

Driver specific changes

* adi,ad5770r
  - Bring driver inline with documented bindings.
* adi,ad7746
  - Trivial style fix
* adi,ad7949
  - Express some magic values as the underlying parts via new #defines.
  - Make it work with SPI controllers that don't support 14 or 16 bit messages
  - Support selection of voltage reference from dt including expanding the
    dt-bindings to cover this new functionality.
* adi,ad799x
  - Implement selection of external reference voltage on AD7991, AD7995 and
    AD7999.
  - Add missing dt-bindings doc for devices supported by this driver.
* adi,adislib
  - Move interrupt startup to better location in startup flow.
  - Handle devices that cannot mask/unmask the drdy pin and must instead mask
    at the interrupt controller.  Applies to the adis16460 and adis16475 from
    which we then drop equivalent code.
* adi,ltc2983
  - Add support for optional reset pin.
  - Fail to probe if no channels specified in dt binding.
* asahi-kasei,ak8975
  - dt-binding additions of missing vid-supply regulator.
* aspeed,aspeed-adc
  - Typo fix.
* fsl,mma7660
  - Mark acpi_device_id table __maybe_unused to avoid build warning.
* fsl,imx25-gcq
  - Avoid initializing regulators that aren't used.
* invensense,mpu3050
  - Drop a dead protection against a clash with the old input driver.
* invensense,mpu6050
  - Rework code to not use strcpy() and hence avoid possibility of wrong sized
    buffers. Note this wasn't a bug, but the new code is a lot more readable.
  - Mark acpi_device_id table __maybe_unused to avoid build warning.
* kionix,kxcjk1013
  - dt-binding addition to note it supports interrupts.
* marvell,berlin2-adc
  - Enable COMPILE_TEST building.
* maxim,max1027
  - Avoid returning success in an error path.
* nxp,imx8qxp
  - Fix warning when runtime pm not enabled via __maybe_unused.
* ricoh,rn5t618
  - Use the new devm_iio_map_array_register() instead of open coding the same.
* samsung,exynos_adc
  - Improve kconfig help text.
* st,lsm6dsx
  - Move max_fifo_size into the fifo_ops structure where the other configuration
    parameters are found.
* st,st_sensors:
  - Reorder to ensure we turn the power off after removing userspace interfaces.
* senseair,sunrise
  - Add missing I2C dependency.
* ti,twl6030
  - Small code tidy up.

* tag 'iio-for-5.16a-split-take4' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio: (148 commits)
  iio: imx8qxp-adc: mark PM functions as __maybe_unused
  iio: pressure: ms5611: Make ms5611_remove() return void
  iio: potentiometer: max5487: Don't return an error in .remove()
  iio: magn: hmc5843: Make hmc5843_common_remove() return void
  iio: health: afe4403: Don't return an error in .remove()
  iio: dac: ad5686: Make ad5686_remove() return void
  iio: dac: ad5592r: Make ad5592r_remove() return void
  iio: dac: ad5446: Make ad5446_remove() return void
  iio: dac: ad5380: Make ad5380_remove() return void
  iio: accel: mma7455: Make mma7455_core_remove() return void
  iio: accel: kxsd9: Make kxsd9_common_remove() return void
  iio: accel: bmi088: Make bmi088_accel_core_remove() return void
  iio: accel: bmc150: Make bmc150_accel_core_remove() return void
  iio: accel: bma400: Make bma400_remove() return void
  drivers:iio:dac:ad5766.c: Add trigger buffer
  iio: triggered-buffer: extend support to configure output buffers
  iio: kfifo-buffer: Add output buffer support
  iio: Add output buffer support
  iio: documentation: Document scd4x calibration use
  drivers: iio: chemical: Add support for Sensirion SCD4x CO2 sensor
  ...
2021-10-19 11:44:28 +02:00
Roan van Dijk
2be47f8d62 MAINTAINERS: Add myself as maintainer of the scd4x driver
Signed-off-by: Roan van Dijk <roan@protonic.nl>
Link: https://lore.kernel.org/r/20211008101706.755942-3-roan@protonic.nl
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:30:44 +01:00
Cai Huoqing
a6914983b6 MAINTAINERS: Add the driver info of the NXP IMX8QXP
The NXP i.MX 8QuadXPlus SOC has a new ADC IP. After adding
the driver support for it, I add the driver info of the
NXP IMX8QXP ADC to MAINTAINERS file.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20210925020555.129-4-caihuoqing@baidu.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:27:33 +01:00
Jacopo Mondi
c397894e24 iio: chemical: Add Senseair Sunrise 006-0-007 driver
Add support for the Senseair Sunrise 006-0-0007 driver through the
IIO subsystem.

Datasheet: https://rmtplusstoragesenseair.blob.core.windows.net/docs/Dev/publicerat/TDE5531.pdf
Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Link: https://lore.kernel.org/r/20210920135413.140310-4-jacopo+renesas@jmondi.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-19 08:27:31 +01:00
Jeff Chase
305e191ccf media: MAINTAINERS: update maintainer for ch7322 driver
Jeff is leaving Google so Joe will take over.

Signed-off-by: Jeff Chase <jnchase@google.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-10-19 08:08:39 +01:00
Greg Kroah-Hartman
2b74240be3 First set of counter subsystem new feature support for the 5.16 cycle
Most interesting element this time is the new chrdev based interface
 for the counter subsystem.  Affects all drivers. Some minor precursor
 patches.
 
 Major parts:
 * Bring all the sysfs attribute setup into the counter core rather than
   leaving it to individual drivers.  Docs updates accompany these changes.
 * Move various definitions to a uapi header as now needed from userspace.
 * Add the chardev interface + extensive documentation and example tool
 * Add new ABI needed to identify indexes needed for chrdev interface
 * Implement new interface for the 104-quad-8
 * Follow up deals with wrong path for documentation build
 * Various trivial cleanups and missing feature additions related to this
   series
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Merge tag 'counter-for-5.16a-take2' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into char-misc-next

Jonathan writes:

First set of counter subsystem new feature support for the 5.16 cycle

Most interesting element this time is the new chrdev based interface
for the counter subsystem.  Affects all drivers. Some minor precursor
patches.

Major parts:
* Bring all the sysfs attribute setup into the counter core rather than
  leaving it to individual drivers.  Docs updates accompany these changes.
* Move various definitions to a uapi header as now needed from userspace.
* Add the chardev interface + extensive documentation and example tool
* Add new ABI needed to identify indexes needed for chrdev interface
* Implement new interface for the 104-quad-8
* Follow up deals with wrong path for documentation build
* Various trivial cleanups and missing feature additions related to this
  series

* tag 'counter-for-5.16a-take2' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio:
  docs: counter: Include counter-chrdev kernel-doc to generic-counter.rst
  counter: fix docum. build problems after filename change
  counter: microchip-tcb-capture: Tidy up a false kernel-doc /** marking.
  counter: 104-quad-8: Add IRQ support for the ACCES 104-QUAD-8
  counter: 104-quad-8: Replace mutex with spinlock
  counter: Implement events_queue_size sysfs attribute
  counter: Implement *_component_id sysfs attributes
  counter: Implement signalZ_action_component_id sysfs attribute
  tools/counter: Create Counter tools
  docs: counter: Document character device interface
  counter: Add character device interface
  counter: Move counter enums to uapi header
  docs: counter: Update to reflect sysfs internalization
  counter: Update counter.h comments to reflect sysfs internalization
  counter: Internalize sysfs interface code
  counter: stm32-timer-cnt: Provide defines for slave mode selection
  counter: stm32-lptimer-cnt: Provide defines for clock polarities
2021-10-19 09:08:16 +02:00
Lukas Bulwahn
f616447034 MAINTAINERS: adjust file entry for of_net.c after movement
Commit e330fb14590c ("of: net: move of_net under net/") moves of_net.c
to ./net/core/, but misses to adjust the reference to this file in
MAINTAINERS.

Hence, ./scripts/get_maintainer.pl --self-test=patterns complains:

   warning: no file matches    F:    drivers/of/of_net.c

Adjust the file entry after this file movement.

Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Link: https://lore.kernel.org/r/20211016055815.14397-1-lukas.bulwahn@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-10-18 14:19:49 -07:00
Krzysztof Kozlowski
3470d69bfd dt-bindings: nfc: ti,trf7970a: convert to dtschema
Convert the TI TRF7970A NFC to DT schema format.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20211011073934.34340-8-krzysztof.kozlowski@canonical.com
Signed-off-by: Rob Herring <robh@kernel.org>
2021-10-18 15:17:09 -05:00
Krzysztof Kozlowski
6d362ea625 dt-bindings: nfc: nxp,nci: convert to dtschema
Convert the NXP NCI NFC controller to DT schema format.

Drop the "clock-frequency" property during conversion because it is a
property of I2C bus controller, not I2C slave device.  It was also never
used by the driver.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20211011073934.34340-2-krzysztof.kozlowski@canonical.com
Signed-off-by: Rob Herring <robh@kernel.org>
2021-10-18 15:16:06 -05:00
Kees Cook
be58f71037 fortify: Add compile-time FORTIFY_SOURCE tests
While the run-time testing of FORTIFY_SOURCE is already present in
LKDTM, there is no testing of the expected compile-time detections. In
preparation for correctly supporting FORTIFY_SOURCE under Clang, adding
additional FORTIFY_SOURCE defenses, and making sure FORTIFY_SOURCE
doesn't silently regress with GCC, introduce a build-time test suite that
checks each expected compile-time failure condition.

As this is relatively backwards from standard build rules in the
sense that a successful test is actually a compile _failure_, create
a wrapper script to check for the correct errors, and wire it up as
a dummy dependency to lib/string.o, collecting the results into a log
file artifact.

Signed-off-by: Kees Cook <keescook@chromium.org>
2021-10-18 12:28:52 -07:00
Mark Brown
ed96f35cec Linux 5.15-rc6
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Merge tag 'v5.15-rc6' into regulator-5.16

Linux 5.15-rc6
2021-10-18 13:51:43 +01:00
Mark Brown
b8f3b56493 Linux 5.15-rc6
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Merge tag 'v5.15-rc6' into asoc-5.16

Linux 5.15-rc6
2021-10-18 13:50:42 +01:00
Ping-Ke Shih
69ab1b72e8 MAINTAINERS: add rtw89 wireless driver
Add maintainer and email to MAINTAINERS file.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20211013092827.43642-1-pkshih@realtek.com
2021-10-18 15:30:29 +03:00
Greg Kroah-Hartman
b5bc8ac25a Merge 5.15-rc6 into driver-core-next
We need the driver-core fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-10-18 09:43:37 +02:00
Linus Torvalds
e3572dff12 Char/Misc driver fixes for 5.15-rc6
Here are some small char/misc driver fixes for 5.15-rc6 for reported
 issues that include:
 	- habanalabs driver fixes
 	- mei driver fixes and new ids
 	- fpga new device ids
 	- MAINTAINER file updates for fpga subsystem
 	- spi module id table additions and fixes
 	- fastrpc locking fixes
 	- nvmem driver fix
 
 All of these have been in linux-next for a while with no reported issues
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-5.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver fixes from Greg KH:
 "Here are some small char/misc driver fixes for 5.15-rc6 for reported
  issues that include:

   - habanalabs driver fixes

   - mei driver fixes and new ids

   - fpga new device ids

   - MAINTAINER file updates for fpga subsystem

   - spi module id table additions and fixes

   - fastrpc locking fixes

   - nvmem driver fix

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'char-misc-5.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  eeprom: 93xx46: fix MODULE_DEVICE_TABLE
  nvmem: Fix shift-out-of-bound (UBSAN) with byte size cells
  mei: hbm: drop hbm responses on early shutdown
  mei: me: add Ice Lake-N device id.
  eeprom: 93xx46: Add SPI device ID table
  eeprom: at25: Add SPI ID table
  misc: HI6421V600_IRQ should depend on HAS_IOMEM
  misc: fastrpc: Add missing lock before accessing find_vma()
  cb710: avoid NULL pointer subtraction
  misc: gehc: Add SPI ID table
  MAINTAINERS: Drop outdated FPGA Manager website
  MAINTAINERS: Add Hao and Yilun as maintainers
  habanalabs: fix resetting args in wait for CS IOCTL
  fpga: ice40-spi: Add SPI device ID table
2021-10-17 17:14:00 -10:00
William Breathitt Gray
086099893f tools/counter: Create Counter tools
This creates an example Counter program under tools/counter/*
to exemplify the Counter character device interface.

Cc: Pavel Machek <pavel@ucw.cz>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/7c0f975ba098952122302d258ec9ffdef04befaf.1632884256.git.vilhelm.gray@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 10:54:16 +01:00
William Breathitt Gray
e65c26f413 counter: Move counter enums to uapi header
This is in preparation for a subsequent patch implementing a character
device interface for the Counter subsystem.

Reviewed-by: David Lechner <david@lechnology.com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/962a5f2027fafcf4f77c10e1baf520463960d1ee.1632884256.git.vilhelm.gray@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 10:53:41 +01:00
William Breathitt Gray
aaec1a0f76 counter: Internalize sysfs interface code
This is a reimplementation of the Generic Counter driver interface.
There are no modifications to the Counter subsystem userspace interface,
so existing userspace applications should continue to run seamlessly.

The purpose of this patch is to internalize the sysfs interface code
among the various counter drivers into a shared module. Counter drivers
pass and take data natively (i.e. u8, u64, etc.) and the shared counter
module handles the translation between the sysfs interface and the
device drivers. This guarantees a standard userspace interface for all
counter drivers, and helps generalize the Generic Counter driver ABI in
order to support the Generic Counter chrdev interface (introduced in a
subsequent patch) without significant changes to the existing counter
drivers.

Note, Counter device registration is the same as before: drivers
populate a struct counter_device with components and callbacks, then
pass the structure to the devm_counter_register function. However,
what's different now is how the Counter subsystem code handles this
registration internally.

Whereas before callbacks would interact directly with sysfs data, this
interaction is now abstracted and instead callbacks interact with native
C data types. The counter_comp structure forms the basis for Counter
extensions.

The counter-sysfs.c file contains the code to parse through the
counter_device structure and register the requested components and
extensions. Attributes are created and populated based on type, with
respective translation functions to handle the mapping between sysfs and
the counter driver callbacks.

The translation performed for each attribute is straightforward: the
attribute type and data is parsed from the counter_attribute structure,
the respective counter driver read/write callback is called, and sysfs
I/O is handled before or after the driver read/write function is called.

Cc: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Cc: Patrick Havelange <patrick.havelange@essensium.com>
Cc: Kamel Bouhara <kamel.bouhara@bootlin.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Syed Nayyar Waris <syednwaris@gmail.com>
Reviewed-by: David Lechner <david@lechnology.com>
Tested-by: David Lechner <david@lechnology.com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Reviewed-by: Fabrice Gasnier <fabrice.gasnier@foss.st.com> # for stm32
Link: https://lore.kernel.org/r/c68b4a1ffb195c1a2f65e8dd5ad7b7c14e79c6ef.1630031207.git.vilhelm.gray@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
2021-10-17 10:52:58 +01:00
Mun Yew Tham
46abe32660 MAINTAINERS: Update Mun Yew Tham as Altera Mailbox Driver maintainer
Update Altera Mailbox Driver maintainer's email from <joyce.ooi@intel.com> to <mun.yew.tham@intel.com>

Signed-off-by: Mun Yew Tham <mun.yew.tham@intel.com>
Acked-by: Joyce Ooi <joyce.ooi@intel.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
2021-10-16 14:39:49 -05:00
Linus Torvalds
304040fb49 s390 update for v5.15-rc6
- Maintainers and reviewers changes:
   - Cornelia decided to free up her time and step down from vfio-ccw
     maintainer and s390 kvm reviewer duties.
   - Add Alexander Gordeev as s390 arch code reviewer.
 
 - Fix broken strrchr implementation.
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Merge tag 's390-5.15-6' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 fixes from Vasily Gorbik:

 - Maintainers and reviewers changes:

    * Cornelia decided to free up her time and step down from vfio-ccw
      maintainer and s390 kvm reviewer duties

    * Add Alexander Gordeev as s390 arch code reviewer

 - Fix broken strrchr implementation

* tag 's390-5.15-6' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390: add Alexander Gordeev as reviewer
  s390: fix strrchr() implementation
  vfio-ccw: step down as maintainer
  KVM: s390: remove myself as reviewer
2021-10-16 09:14:55 -07:00
Linus Torvalds
ccb6a666d5 regulator: Fix for v5.15
Just a trivial fix to the MAINTAINERS file for an update missed during
 conversion of the DT bindings to YAML format.
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Merge tag 'regulator-fix-v5.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator

Pull regulator fix from Mark Brown:
 "Just a trivial fix to the MAINTAINERS file for an update missed during
  conversion of the DT bindings to YAML format"

* tag 'regulator-fix-v5.15-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/regulator:
  MAINTAINERS: rectify entry for SY8106A REGULATOR DRIVER
2021-10-15 10:20:18 -04:00
Cai Huoqing
8a057b5fb4 MAINTAINERS: Update the devicetree documentation path of hyperbus
Change the devicetree documentation path
to "Documentation/devicetree/bindings/mtd/ti,am654-hbmc.yaml"
since 'cypress,hyperflash.txt' and 'ti,am654-hbmc.txt' have
been converted to 'ti,am654-hbmc.yaml'.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20211014110614.3320-1-caihuoqing@baidu.com
2021-10-15 12:30:37 +02:00
Manivannan Sadhasivam
73e197df19 MAINTAINERS: Add entry for Qualcomm NAND controller driver
Since I maintain the dt-binding for this controller, I'm stepping
forward to maintain the driver also.

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20211004123926.53462-1-manivannan.sadhasivam@linaro.org
2021-10-15 12:24:52 +02:00
Linus Torvalds
ec681c53f8 Networking fixes for 5.15-rc6.
Current release - regressions:
 
  - af_unix: rename UNIX-DGRAM to UNIX to maintain backwards compatibility
 
  - procfs: revert "add seq_puts() statement for dev_mcast",
    minor format change broke user space
 
 Current release - new code bugs:
 
  - dsa: fix bridge_num not getting cleared after ports leaving
    the bridge, resource leak
 
  - dsa: tag_dsa: send packets with TX fwd offload from VLAN-unaware
    bridges using VID 0, prevent packet drops if pvid is removed
 
  - dsa: mv88e6xxx: keep the pvid at 0 when VLAN-unaware, prevent
    HW getting confused about station to VLAN mapping
 
 Previous releases - regressions:
 
  - virtio-net: fix for skb_over_panic inside big mode
 
  - phy: do not shutdown PHYs in READY state
 
  - dsa: mv88e6xxx: don't use PHY_DETECT on internal PHY's,
    fix link LED staying lit after ifdown
 
  - mptcp: fix possible infinite wait on recvmsg(MSG_WAITALL)
 
  - mqprio: Correct stats in mqprio_dump_class_stats()
 
  - ice: fix deadlock for Tx timestamp tracking flush
 
  - stmmac: fix feature detection on old hardware
 
 Previous releases - always broken:
 
  - sctp: account stream padding length for reconf chunk
 
  - icmp: fix icmp_ext_echo_iio parsing in icmp_build_probe()
 
  - isdn: cpai: check ctr->cnr to avoid array index out of bound
 
  - isdn: mISDN: fix sleeping function called from invalid context
 
  - nfc: nci: fix potential UAF of rf_conn_info object
 
  - dsa: microchip: prevent ksz_mib_read_work from kicking back
    in after it's canceled in .remove and crashing
 
  - dsa: mv88e6xxx: isolate the ATU databases of standalone and
    bridged ports
 
  - dsa: sja1105, ocelot: break circular dependency between switch
    and tag drivers
 
  - dsa: felix: improve timestamping in presence of packe loss
 
  - mlxsw: thermal: fix out-of-bounds memory accesses
 
 Misc:
 
  - ipv6: ioam: move the check for undefined bits to improve
    interoperability
 
 Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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Merge tag 'net-5.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from Jakub Kicinski:
 "Quite calm.

  The noisy DSA driver (embedded switches) changes, and adjustment to
  IPv6 IOAM behavior add to diffstat's bottom line but are not scary.

  Current release - regressions:

   - af_unix: rename UNIX-DGRAM to UNIX to maintain backwards
     compatibility

   - procfs: revert "add seq_puts() statement for dev_mcast", minor
     format change broke user space

  Current release - new code bugs:

   - dsa: fix bridge_num not getting cleared after ports leaving the
     bridge, resource leak

   - dsa: tag_dsa: send packets with TX fwd offload from VLAN-unaware
     bridges using VID 0, prevent packet drops if pvid is removed

   - dsa: mv88e6xxx: keep the pvid at 0 when VLAN-unaware, prevent HW
     getting confused about station to VLAN mapping

  Previous releases - regressions:

   - virtio-net: fix for skb_over_panic inside big mode

   - phy: do not shutdown PHYs in READY state

   - dsa: mv88e6xxx: don't use PHY_DETECT on internal PHY's, fix link
     LED staying lit after ifdown

   - mptcp: fix possible infinite wait on recvmsg(MSG_WAITALL)

   - mqprio: Correct stats in mqprio_dump_class_stats()

   - ice: fix deadlock for Tx timestamp tracking flush

   - stmmac: fix feature detection on old hardware

  Previous releases - always broken:

   - sctp: account stream padding length for reconf chunk

   - icmp: fix icmp_ext_echo_iio parsing in icmp_build_probe()

   - isdn: cpai: check ctr->cnr to avoid array index out of bound

   - isdn: mISDN: fix sleeping function called from invalid context

   - nfc: nci: fix potential UAF of rf_conn_info object

   - dsa: microchip: prevent ksz_mib_read_work from kicking back in
     after it's canceled in .remove and crashing

   - dsa: mv88e6xxx: isolate the ATU databases of standalone and bridged
     ports

   - dsa: sja1105, ocelot: break circular dependency between switch and
     tag drivers

   - dsa: felix: improve timestamping in presence of packe loss

   - mlxsw: thermal: fix out-of-bounds memory accesses

  Misc:

   - ipv6: ioam: move the check for undefined bits to improve
     interoperability"

* tag 'net-5.15-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (60 commits)
  icmp: fix icmp_ext_echo_iio parsing in icmp_build_probe
  MAINTAINERS: Update the devicetree documentation path of imx fec driver
  sctp: account stream padding length for reconf chunk
  mlxsw: thermal: Fix out-of-bounds memory accesses
  ethernet: s2io: fix setting mac address during resume
  NFC: digital: fix possible memory leak in digital_in_send_sdd_req()
  NFC: digital: fix possible memory leak in digital_tg_listen_mdaa()
  nfc: fix error handling of nfc_proto_register()
  Revert "net: procfs: add seq_puts() statement for dev_mcast"
  net: encx24j600: check error in devm_regmap_init_encx24j600
  net: korina: select CRC32
  net: arc: select CRC32
  net: dsa: felix: break at first CPU port during init and teardown
  net: dsa: tag_ocelot_8021q: fix inability to inject STP BPDUs into BLOCKING ports
  net: dsa: felix: purge skb from TX timestamping queue if it cannot be sent
  net: dsa: tag_ocelot_8021q: break circular dependency with ocelot switch lib
  net: dsa: tag_ocelot: break circular dependency with ocelot switch lib driver
  net: mscc: ocelot: cross-check the sequence id from the timestamp FIFO with the skb PTP header
  net: mscc: ocelot: deny TX timestamping of non-PTP packets
  net: mscc: ocelot: warn when a PTP IRQ is raised for an unknown skb
  ...
2021-10-14 18:21:39 -04:00
Cai Huoqing
ea142b09a6 MAINTAINERS: Update the devicetree documentation path of imx fec driver
Change the devicetree documentation path
to "Documentation/devicetree/bindings/net/fsl,fec.yaml"
since 'fsl-fec.txt' has been converted to 'fsl,fec.yaml' already.

Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20211014110214.3254-1-caihuoqing@baidu.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-10-14 07:22:40 -07:00
Dinh Nguyen
26d6574109 MAINTAINERS: Update entry for the Stratix10 firmware
Richard Gong is no longer at Intel, so update the MAINTAINER's entry for
the Stratix10 firmware drivers.

Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2021-10-14 09:55:45 -04:00
Harry Wentland
972d321e87 MAINTAINERS: Add Siqueira for AMD DC
He's been helping maintain it for quite a while now. Make
it official.

Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2021-10-13 14:16:07 -04:00
Heiko Carstens
8b7216439e s390: add Alexander Gordeev as reviewer
Alexander Gordeev will help reviewing s390 code.

Acked-by: Alexander Gordeev <agordeev@linux.ibm.com>
Acked-by: Vasily Gorbik <gor@linux.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-10-13 14:37:44 +02:00
Linus Torvalds
ed47291911 platform-drivers-x86 for v5.15-3
Second (small) set of pdx86 fixes for 5.15.
 
 The following is an automated git shortlog grouped by driver:
 
 amd-pmc:
  -  Add alternative acpi id for PMC controller
 
 dell:
  -  Make DELL_WMI_PRIVACY depend on DELL_WMI
 
 gigabyte-wmi:
  -  add support for B550 AORUS ELITE AX V2
 
 int1092:
  -  Fix non sequential device mode handling
 
 intel_scu_ipc:
  -  Update timeout value in comment
  -  Increase virtual timeout to 10s
  -  Fix busy loop expiry time
 
 intel_skl_int3472:
  -  Correct null check
 
 platform/mellanox:
  -  mlxreg-io: Fix read access of n-bytes size attributes
  -  mlxreg-io: Fix argument base in kstrtou32() call
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Merge tag 'platform-drivers-x86-v5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86

Pull x86 platform driver fixes from Hans de Goede:
 "A second (small) set of pdx86 bug-fixes and new hardware ids for 5.15"

* tag 'platform-drivers-x86-v5.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86:
  platform/x86: int1092: Fix non sequential device mode handling
  platform/x86: intel_skl_int3472: Correct null check
  platform/x86: gigabyte-wmi: add support for B550 AORUS ELITE AX V2
  platform/x86: amd-pmc: Add alternative acpi id for PMC controller
  platform/x86: intel_scu_ipc: Update timeout value in comment
  platform/x86: intel_scu_ipc: Increase virtual timeout to 10s
  platform/x86: intel_scu_ipc: Fix busy loop expiry time
  platform/x86: dell: Make DELL_WMI_PRIVACY depend on DELL_WMI
  platform/mellanox: mlxreg-io: Fix read access of n-bytes size attributes
  platform/mellanox: mlxreg-io: Fix argument base in kstrtou32() call
2021-10-12 11:11:39 -07:00
Krzysztof Kozlowski
7462a894bd MAINTAINERS: power: supply: max17040: add entry with reviewers
The Maxim max17040 fuel gauge driver supports several devices used on
multiple different boards.  The driver is incomplete and has few known
issues.  Fixing these might break other platforms so mention recent
contributors who can provide feedback.  This way most of interested
parties might help reviewing the patches.

Cc: Iskren Chernev <iskren.chernev@gmail.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Matheus Castello <matheus@castello.eng.br>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2021-10-12 17:38:47 +02:00
Krzysztof Kozlowski
744bbdb795 MAINTAINERS: power: supply: max17042: add entry with reviewers
The Maxim max17042 fuel gauge driver supports several devices used on
multiple different boards - both devicetree and ACPI based.  The driver
is incomplete and has few known issues.  Fixing these might break other
platforms so mention recent contributors who can provide feedback.  This
way most of interested parties might help reviewing the patches.

Cc: Hans de Goede <hdegoede@redhat.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
2021-10-12 17:38:47 +02:00
Krzysztof Kozlowski
b4fb4676fb dt-bindings: hwmon: ibm,cffps: move to trivial devices
The IBM Common Form Factor Power Supply Versions 1 and 2 bindings are
trivial, so they can be integrated into trivial devices bindings.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210921102832.143352-3-krzysztof.kozlowski@canonical.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-10-12 07:22:40 -07:00
Krzysztof Kozlowski
0a4157196a dt-bindings: hwmon: jedec,jc42: convert to dtschema
Convert the Jedec JC-42.4 temperature sensor bindings to DT schema
format.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210920182114.339419-5-krzysztof.kozlowski@canonical.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-10-12 07:22:40 -07:00
Krzysztof Kozlowski
9559cb3379 dt-bindings: hwmon: lm90: convert to dtschema
Convert the National LM90 hwmon sensor bindings to DT schema format.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210920181913.338772-1-krzysztof.kozlowski@canonical.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2021-10-12 07:22:38 -07:00
Cornelia Huck
4540938952 vfio-ccw: step down as maintainer
I currently don't have time to act as vfio-ccw maintainer
anymore, but I trust that I leave it in capable hands.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Acked-by: Eric Farman <farman@linux.ibm.com>
Acked-by: Matthew Rosato <mjrosato@linux.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Link: https://lore.kernel.org/r/20211006160120.217636-3-cohuck@redhat.com
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-10-12 13:07:37 +02:00
Cornelia Huck
1606520a24 KVM: s390: remove myself as reviewer
I currently don't have time anymore to review KVM/s390
code.

Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Acked-by: Janosch Frank <frankja@linux.ibm.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Link: https://lore.kernel.org/r/20211006160120.217636-2-cohuck@redhat.com
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
2021-10-12 13:07:37 +02:00
Manivannan Sadhasivam
79352928a6 MAINTAINERS: Add entry for Qualcomm PCIe Endpoint driver and binding
Add MAINTAINERS entry for Qualcomm PCIe Endpoint driver and its devicetree
binding.  Also fix the PCIe RC entry to cover only the RC driver.

Link: https://lore.kernel.org/r/20210920065946.15090-4-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2021-10-11 15:34:12 -05:00
Arnd Bergmann
cda490402d dt-bindings: Changes for v5.16-rc1
This contains the DT bindings for the NVDEC hardware video decoder found
 on Tegra210 and later chips as well as a node name fix for the examples
 in the Tegra194 PCIe controller (endpoint mode) DT bindings.
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Merge tag 'tegra-for-5.16-dt-bindings' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux into arm/dt

dt-bindings: Changes for v5.16-rc1

This contains the DT bindings for the NVDEC hardware video decoder found
on Tegra210 and later chips as well as a node name fix for the examples
in the Tegra194 PCIe controller (endpoint mode) DT bindings.

* tag 'tegra-for-5.16-dt-bindings' of git://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux:
  dt-bindings: PCI: tegra194: Fix PCIe endpoint node names
  dt-bindings: Add YAML bindings for NVDEC

Link: https://lore.kernel.org/r/20211008201132.1678814-2-thierry.reding@gmail.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-11 21:55:08 +02:00
Shravan S
7df227847a platform/x86: int1092: Fix non sequential device mode handling
SAR information from BIOS may come in non sequential pattern.

To overcome the issue, a check is made to extract the right SAR
information using the device mode which is currently being used.

Remove .owner field if calls are used which set it automatically.
Generated by: scripts/coccinelle/api/platform_no_drv_owner.cocci

Signed-off-by: Shravan S <s.shravan@intel.com>
Link: https://lore.kernel.org/r/20211006073525.1332925-1-s.shravan@intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
2021-10-11 16:39:25 +02:00
Shravan S
85303db36b platform/x86: int1092: Fix non sequential device mode handling
SAR information from BIOS may come in non sequential pattern.

To overcome the issue, a check is made to extract the right SAR
information using the device mode which is currently being used.

Remove .owner field if calls are used which set it automatically.
Generated by: scripts/coccinelle/api/platform_no_drv_owner.cocci

Signed-off-by: Shravan S <s.shravan@intel.com>
Link: https://lore.kernel.org/r/20211006073525.1332925-1-s.shravan@intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
2021-10-11 16:38:32 +02:00
Daniel Dadap
ca16d33bd8 platform/x86: Rename wmaa-backlight-wmi to nvidia-wmi-ec-backlight
Rename the wmaa-backlight-wmi driver and associated KConfig option to
remove the remaining references to the "WMAA" ACPI handle which was
used in the previous name. The driver has already been updated to
remove internal references to "WMAA". As part of the renaming, the
components in the name have been rearranged to reflect the standard
vendor_wmi_feature pattern.

Signed-off-by: Daniel Dadap <ddadap@nvidia.com>
Link: https://lore.kernel.org/r/20210927202359.13684-2-ddadap@nvidia.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
2021-10-11 14:59:45 +02:00
Arnd Bergmann
f47794f5fa Memory controller drivers for v5.14 - Mediatek
Add MT8195 support to the Mediatek SMI memory controller driver.  This
 brings also several cleanups and minor enhancements before adding actual
 new device support.
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Merge tag 'memory-controller-drv-mtk-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl into arm/drivers

Memory controller drivers for v5.14 - Mediatek

Add MT8195 support to the Mediatek SMI memory controller driver.  This
brings also several cleanups and minor enhancements before adding actual
new device support.

* tag 'memory-controller-drv-mtk-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl:
  MAINTAINERS: Add entry for MediaTek SMI
  memory: mtk-smi: mt8195: Add initial setting for smi-larb
  memory: mtk-smi: mt8195: Add initial setting for smi-common
  memory: mtk-smi: mt8195: Add smi support
  memory: mtk-smi: Use devm_platform_ioremap_resource
  memory: mtk-smi: Add clocks for smi-sub-common
  memory: mtk-smi: Add device link for smi-sub-common
  memory: mtk-smi: Add error handle for smi_probe
  memory: mtk-smi: Adjust some code position
  memory: mtk-smi: Rename smi_gen to smi_type
  memory: mtk-smi: Use clk_bulk clock ops
  dt-bindings: memory: mediatek: Add mt8195 smi sub common
  dt-bindings: memory: mediatek: Add mt8195 smi binding

Link: https://lore.kernel.org/r/20211010175836.13302-2-krzysztof.kozlowski@canonical.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-10-11 12:06:46 +02:00
Vladimir Oltean
5bded8259e net: dsa: mv88e6xxx: isolate the ATU databases of standalone and bridged ports
Similar to commit 6087175b7991 ("net: dsa: mt7530: use independent VLAN
learning on VLAN-unaware bridges"), software forwarding between an
unoffloaded LAG port (a bonding interface with an unsupported policy)
and a mv88e6xxx user port directly under a bridge is broken.

We adopt the same strategy, which is to make the standalone ports not
find any ATU entry learned on a bridge port.

Theory: the mv88e6xxx ATU is looked up by FID and MAC address. There are
as many FIDs as VIDs (4096). The FID is derived from the VID when
possible (the VTU maps a VID to a FID), with a fallback to the port
based default FID value when not (802.1Q Mode is disabled on the port,
or the classified VID isn't present in the VTU).

The mv88e6xxx driver makes the following use of FIDs and VIDs:

- the port's DefaultVID (to which untagged & pvid-tagged packets get
  classified) is 0 and is absent from the VTU, so this kind of packets is
  processed in FID 0, the default FID assigned by mv88e6xxx_setup_port.

- every time a bridge VLAN is created, mv88e6xxx_port_vlan_join() ->
  mv88e6xxx_atu_new() associates a FID with that VID which increases
  linearly starting from 1. Like this:

  bridge vlan add dev lan0 vid 100 # FID 1
  bridge vlan add dev lan1 vid 100 # still FID 1
  bridge vlan add dev lan2 vid 1024 # FID 2

The FID allocation made by the driver is sub-optimal for the following
reasons:

(a) A standalone port has a DefaultPVID of 0 and a default FID of 0 too.
    A VLAN-unaware bridged port has a DefaultPVID of 0 and a default FID
    of 0 too. The difference is that the bridged ports may learn ATU
    entries, while the standalone port has the requirement that it must
    not, and must not find them either. Standalone ports must not use
    the same FID as ports belonging to a bridge. All standalone ports
    can use the same FID, since the ATU will never have an entry in
    that FID.

(b) Multiple VLAN-unaware bridges will all use a DefaultPVID of 0 and a
    default FID of 0 on all their ports. The FDBs will not be isolated
    between these bridges. Every VLAN-unaware bridge must use the same
    FID on all its ports, different from the FID of other bridge ports.

(c) Each bridge VLAN uses a unique FID which is useful for Independent
    VLAN Learning, but the same VLAN ID on multiple VLAN-aware bridges
    will result in the same FID being used by mv88e6xxx_atu_new().
    The correct behavior is for VLAN 1 in br0 to have a different FID
    compared to VLAN 1 in br1.

This patch cannot fix all the above. Traditionally the DSA framework did
not care about this, and the reality is that DSA core involvement is
needed for the aforementioned issues to be solved. The only thing we can
solve here is an issue which does not require API changes, and that is
issue (a), aka use a different FID for standalone ports vs ports under
VLAN-unaware bridges.

The first step is deciding what VID and FID to use for standalone ports,
and what VID and FID for bridged ports. The 0/0 pair for standalone
ports is what they used up till now, let's keep using that. For bridged
ports, there are 2 cases:

- VLAN-aware ports will never end up using the port default FID, because
  packets will always be classified to a VID in the VTU or dropped
  otherwise. The FID is the one associated with the VID in the VTU.

- On VLAN-unaware ports, we _could_ leave their DefaultVID (pvid) at
  zero (just as in the case of standalone ports), and just change the
  port's default FID from 0 to a different number (say 1).

However, Tobias points out that there is one more requirement to cater to:
cross-chip bridging. The Marvell DSA header does not carry the FID in
it, only the VID. So once a packet crosses a DSA link, if it has a VID
of zero it will get classified to the default FID of that cascade port.
Relying on a port default FID for upstream cascade ports results in
contradictions: a default FID of 0 breaks ATU isolation of bridged ports
on the downstream switch, a default FID of 1 breaks standalone ports on
the downstream switch.

So not only must standalone ports have different FIDs compared to
bridged ports, they must also have different DefaultVID values.
IEEE 802.1Q defines two reserved VID values: 0 and 4095. So we simply
choose 4095 as the DefaultVID of ports belonging to VLAN-unaware
bridges, and VID 4095 maps to FID 1.

For the xmit operation to look up the same ATU database, we need to put
VID 4095 in DSA tags sent to ports belonging to VLAN-unaware bridges
too. All shared ports are configured to map this VID to the bridging
FID, because they are members of that VLAN in the VTU. Shared ports
don't need to have 802.1QMode enabled in any way, they always parse the
VID from the DSA header, they don't need to look at the 802.1Q header.

We install VID 4095 to the VTU in mv88e6xxx_setup_port(), with the
mention that mv88e6xxx_vtu_setup() which was located right below that
call was flushing the VTU so those entries wouldn't be preserved.
So we need to relocate the VTU flushing prior to the port initialization
during ->setup(). Also note that this is why it is safe to assume that
VID 4095 will get associated with FID 1: the user ports haven't been
created, so there is no avenue for the user to create a bridge VLAN
which could otherwise race with the creation of another FID which would
otherwise use up the non-reserved FID value of 1.

[ Currently mv88e6xxx_port_vlan_join() doesn't have the option of
  specifying a preferred FID, it always calls mv88e6xxx_atu_new(). ]

mv88e6xxx_port_db_load_purge() is the function to access the ATU for
FDB/MDB entries, and it used to determine the FID to use for
VLAN-unaware FDB entries (VID=0) using mv88e6xxx_port_get_fid().
But the driver only called mv88e6xxx_port_set_fid() once, during probe,
so no surprises, the port FID was always 0, the call to get_fid() was
redundant. As much as I would have wanted to not touch that code, the
logic is broken when we add a new FID which is not the port-based
default. Now the port-based default FID only corresponds to standalone
ports, and FDB/MDB entries belong to the bridging service. So while in
the future, when the DSA API will support FDB isolation, we will have to
figure out the FID based on the bridge number, for now there's a single
bridging FID, so hardcode that.

Lastly, the tagger needs to check, when it is transmitting a VLAN
untagged skb, whether it is sending it towards a bridged or a standalone
port. When we see it is bridged we assume the bridge is VLAN-unaware.
Not because it cannot be VLAN-aware but:

- if we are transmitting from a VLAN-aware bridge we are likely doing so
  using TX forwarding offload. That code path guarantees that skbs have
  a vlan hwaccel tag in them, so we would not enter the "else" branch
  of the "if (skb->protocol == htons(ETH_P_8021Q))" condition.

- if we are transmitting on behalf of a VLAN-aware bridge but with no TX
  forwarding offload (no PVT support, out of space in the PVT, whatever),
  we would indeed be transmitting with VLAN 4095 instead of the bridge
  device's pvid. However we would be injecting a "From CPU" frame, and
  the switch won't learn from that - it only learns from "Forward" frames.
  So it is inconsequential for address learning. And VLAN 4095 is
  absolutely enough for the frame to exit the switch, since we never
  remove that VLAN from any port.

Fixes: 57e661aae6a8 ("net: dsa: mv88e6xxx: Link aggregation support")
Reported-by: Tobias Waldekranz <tobias@waldekranz.com>
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2021-10-08 15:47:46 -07:00
Mark Brown
636bdb5f84
Merge series "regulator/mfd/clock: dt-bindings: Samsung S2M and S5M to dtschema" from Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>:
Hi All,

Changes since v2
================
1. Add Stephen's and Rob's tags.
2. Correct inb-supply description in patch 10/10.

Changes since v2
================
1. Add Rob's tags.
2. Remove "regulator-name" from properties (all regulator dtschema).
3. Move "unevaluatedProperties" higher to make code easier to read (all regulator dtschema).
4. Add ref-type to op-mode property (patch 6: s5m8767 regulators).

Changes since v1
================
1. Drop DTS patches - applied.
2. Fully remove bindings/regulator/samsung,s5m8767.txt .
3. Minor subject reformatting and few typos in text.

Intro
=====
This patchset converts all devicetree bindings of Samsung S2M and S5M
PMIC devices from txt to dtschema.

It includes also two fixes because later conversion depends on it
(contextually).

Merging/dependencies
====================
1. Regulator related binding changes depend on first two commits (the
   fixes), because of context.
2. The mfd bindings depend on clock and regulator bindings.

The fixes and bindings changes (patches 1-10) should go via the same
tree.  For example regulator or mfd tree.

Another alternative is that regulator patches (1-2, 4-6) go via Mark who
later gives MFD a stable branch/tag to pull. Then the clock and MFD
bindings would go on top via MFD tree. Or any other setup you would like
to have.

Overview of devices
===================
Essentially all Samsung S2M and S5M PMICs are very similar devices. They
provide the same functionality: regulators, RTC, 2 or 3 clocks and main
power management (e.g. power cut to SoC).

The differences are mostly in registers layout and number of regulators.

The drivers are built around one common part, mfd/sec-core.c, and share
some drivers between devices:
1. MFD sec-core for all devices,
1. one clock driver for most of devices,
2. one RTC driver for all devices,
3. three regulator drivers.

The regulator drivers were implementing slightly different features,
therefore one regulator binding for all devices does not make much
sense.  However the clock device binding can be shared.

The final dtschema bindings try to implement this - share only the clock
bindings.

Best regards,
Krzysztof

Krzysztof Kozlowski (10):
  regulator: s5m8767: do not use reset value as DVS voltage if GPIO DVS
    is disabled
  regulator: dt-bindings: samsung,s5m8767: correct
    s5m8767,pmic-buck-default-dvs-idx property
  dt-bindings: clock: samsung,s2mps11: convert to dtschema
  regulator: dt-bindings: samsung,s2m: convert to dtschema
  regulator: dt-bindings: samsung,s2mpa01: convert to dtschema
  regulator: dt-bindings: samsung,s5m8767: convert to dtschema
  dt-bindings: mfd: samsung,s2mps11: convert to dtschema
  dt-bindings: mfd: samsung,s2mpa01: convert to dtschema
  dt-bindings: mfd: samsung,s5m8767: convert to dtschema
  dt-bindings: mfd: samsung,s5m8767: document buck and LDO supplies

 .../bindings/clock/samsung,s2mps11.txt        |  49 ---
 .../bindings/clock/samsung,s2mps11.yaml       |  45 +++
 .../bindings/mfd/samsung,s2mpa01.yaml         |  91 ++++++
 .../bindings/mfd/samsung,s2mps11.yaml         | 267 +++++++++++++++
 .../bindings/mfd/samsung,s5m8767.yaml         | 307 ++++++++++++++++++
 .../bindings/mfd/samsung,sec-core.txt         |  86 -----
 .../bindings/regulator/samsung,s2mpa01.txt    |  79 -----
 .../bindings/regulator/samsung,s2mpa01.yaml   |  62 ++++
 .../bindings/regulator/samsung,s2mps11.txt    | 102 ------
 .../bindings/regulator/samsung,s2mps11.yaml   |  44 +++
 .../bindings/regulator/samsung,s2mps13.yaml   |  44 +++
 .../bindings/regulator/samsung,s2mps14.yaml   |  44 +++
 .../bindings/regulator/samsung,s2mps15.yaml   |  44 +++
 .../bindings/regulator/samsung,s2mpu02.yaml   |  44 +++
 .../bindings/regulator/samsung,s5m8767.txt    | 145 ---------
 .../bindings/regulator/samsung,s5m8767.yaml   |  74 +++++
 MAINTAINERS                                   |   9 +-
 drivers/regulator/s5m8767.c                   |  21 +-
 18 files changed, 1080 insertions(+), 477 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/clock/samsung,s2mps11.txt
 create mode 100644 Documentation/devicetree/bindings/clock/samsung,s2mps11.yaml
 create mode 100644 Documentation/devicetree/bindings/mfd/samsung,s2mpa01.yaml
 create mode 100644 Documentation/devicetree/bindings/mfd/samsung,s2mps11.yaml
 create mode 100644 Documentation/devicetree/bindings/mfd/samsung,s5m8767.yaml
 delete mode 100644 Documentation/devicetree/bindings/mfd/samsung,sec-core.txt
 delete mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mpa01.txt
 create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mpa01.yaml
 delete mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mps11.txt
 create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mps11.yaml
 create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mps13.yaml
 create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mps14.yaml
 create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mps15.yaml
 create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s2mpu02.yaml
 delete mode 100644 Documentation/devicetree/bindings/regulator/samsung,s5m8767.txt
 create mode 100644 Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml

--
2.30.2
2021-10-08 19:47:33 +01:00
Krzysztof Kozlowski
fab58debc1
regulator: dt-bindings: samsung,s5m8767: convert to dtschema
Convert the regulators of Samsung S5M8767 PMIC to DT schema format.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Message-Id: <20211008113931.134847-3-krzysztof.kozlowski@canonical.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-10-08 17:24:37 +01:00
Krzysztof Kozlowski
ea98b9eba0
regulator: dt-bindings: samsung,s2m: convert to dtschema
Convert the regulators of Samsung
S2MPS11/S2MPS13/S2MPS14/S2MPS15/S2MPU02 family of PMICs to DT schema
format.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Message-Id: <20211008113931.134847-1-krzysztof.kozlowski@canonical.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-10-08 17:24:34 +01:00
Krzysztof Kozlowski
1790cd3510
dt-bindings: clock: samsung,s2mps11: convert to dtschema
Convert the clock provider of Samsung S2MPS11 family of PMICs to DT
schema format.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Acked-by: Stephen Boyd <sboyd@kernel.org>
Message-Id: <20211008113723.134648-4-krzysztof.kozlowski@canonical.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
2021-10-08 17:24:33 +01:00
Niklas Söderlund
af1ffd628a media: rcar-isp: Add Renesas R-Car Image Signal Processor driver
Add a V4L2 driver for Renesas R-Car Image Signal Processor. The driver
supports the R-Car V3U SoC where the ISP IP sits between the R-Car CSI-2
receiver and VIN and filters the CSI-2 data based on VC/DT and directs
the video stream to different VIN IPs.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
2021-10-08 13:26:43 +02:00